State Whether the Function Is a Polynomial Function or Not $$f ( x ) = \frac { x ^ { 4 } - 7 } { x ^ { 3 } }$$

question 12

Multiple Choice

State whether the function is a polynomial function or not. If it is, give its degree. If it is not, tell why not.
- $$f ( x ) = \frac { x ^ { 4 } - 7 } { x ^ { 3 } }$$

• A) Yes; degree -3
• B) Yes; degree 3
• C) No; it is a ratio of polynomials
• D) Yes; degree 4

Identify and describe the various types of gears and their applications.

Calculate gear ratios and understand their implications on gear performance.

Describe how gear dimensions are influenced by gear ratios and pitch diameters.

Understand the geometric layout and design principles for bevel gears.

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Black Officer

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